<template>
  <div class="app-container">
    <!-- 搜索栏开始 -->
    <el-form
      :model="queryParams"
      ref="queryRef"
      :inline="true"
      v-show="showSearch"
      style="margin-top: -15px"
    >
      <el-form-item label="菜单名称" prop="menuName">
        <el-input
          v-model="queryParams.menuName"
          placeholder="请输入菜单名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select
          v-model="queryParams.status"
          placeholder="菜单状态"
          clearable
        >
          <el-option
            v-for="item in menuStatusList"
            :key="item.key"
            :label="item.label"
            :value="item.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>
    <!-- 搜索栏结束 -->

    <!-- 按钮开始 -->
    <el-row :gutter="10" style="margin-bottom: 10px">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="Plus" @click="handleAdd"
          >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="info" plain icon="Sort" @click="toggleExpandAll"
          >展开/折叠
        </el-button>
      </el-col>
      <right-toolbar
        v-model:showSearch="showSearch"
        @queryTable="getList"
        :columns="columns"
      ></right-toolbar>
    </el-row>
    <!-- 按钮结束 -->

    <!-- 表格数据开始 -->
    <el-table
      v-if="refreshTable"
      v-loading="loading"
      :data="menuList"
      row-key="menuId"
      :default-expand-all="isExpandAll"
      :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
    >
      <el-table-column
        prop="menuName"
        label="菜单名称"
        :show-overflow-tooltip="true"
        v-if="columns[0].visible"
      ></el-table-column>
      <el-table-column
        prop="icon"
        label="图标"
        align="center"
        width="100"
        v-if="columns[1].visible"
      >
        <template #default="scope">
          <el-icon>
            <component v-if="scope.row.icon" :is="scope.row.icon" />
          </el-icon>
        </template>
      </el-table-column>
      <el-table-column
        prop="orderNum"
        label="排序"
        align="center"
        v-if="columns[2].visible"
      ></el-table-column>
      <el-table-column
        prop="permission"
        label="权限标识"
        align="center"
        :show-overflow-tooltip="true"
        v-if="columns[3].visible"
      ></el-table-column>
      <el-table-column
        prop="component"
        label="组件路径"
        align="center"
        :show-overflow-tooltip="true"
        v-if="columns[4].visible"
      ></el-table-column>
      <el-table-column
        prop="status"
        label="状态"
        align="center"
        v-if="columns[5].visible"
      >
        <template #default="scope">
          <el-tag :type="scope.row.status === 0 ? 'info' : ''">
            {{ getMenuStatus(scope.row.status) }}
          </el-tag>
        </template>
      </el-table-column>
      <el-table-column
        label="创建时间"
        prop="createTime"
        align="center"
        v-if="columns[6].visible"
      >
        <template #default="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column
        label="更新时间"
        prop="updateTime"
        align="center"
        v-if="columns[7].visible"
      >
        <template #default="scope">
          <span>{{ parseTime(scope.row.updateTime) }}</span>
        </template>
      </el-table-column>
      <el-table-column
        label="操作"
        align="center"
        width="200"
        class-name="small-padding fixed-width"
      >
        <template #default="scope">
          <el-button
            link
            type="primary"
            icon="Edit"
            @click="handleUpdate(scope.row)"
          />
          <el-button
            link
            type="primary"
            icon="Plus"
            @click="handleAdd(scope.row)"
          />
          <el-button
            link
            type="primary"
            icon="Delete"
            @click="handleDelete(scope.row)"
          />
        </template>
      </el-table-column>
    </el-table>
    <!-- 表格数据结束 -->

    <!-- 添加或修改菜单对话框 -->
    <el-dialog
      :title="title"
      v-model="open"
      width="680px"
      :before-close="handleClose"
      append-to-body
    >
      <el-form ref="menuRef" :model="form" :rules="rules" label-width="100px">
        <el-row>
          <el-col :span="24">
            <el-form-item label="上级菜单">
              <el-tree-select
                v-model="form.parentId"
                :data="menuOptions"
                :props="{
                  value: 'menuId',
                  label: 'menuName',
                  children: 'children',
                }"
                node-key="menuId"
                placeholder="选择上级菜单"
                check-strictly
                :current-node-key="form.parentId"
              />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="菜单类型" prop="menuType">
              <el-radio-group v-model="form.menuType">
                <el-radio :label="1">目录</el-radio>
                <el-radio :label="2">菜单</el-radio>
                <el-radio :label="3">按钮</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="24" v-if="form.menuType !== 3">
            <el-form-item label="菜单图标" prop="icon">
              <el-popover
                placement="bottom-start"
                :width="540"
                v-model:visible="showChooseIcon"
                trigger="click"
                @show="showSelectIcon"
              >
                <template #reference>
                  <el-input
                    v-model="form.icon"
                    placeholder="点击选择图标"
                    @click.stop="showSelectIcon"
                    readonly
                  >
                    <template #prefix>
                      <el-icon
                        v-if="form.icon"
                        style="height: 32px; width: 16px"
                      />
                      <el-icon style="height: 32px; width: 16px"
                        ><search
                      /></el-icon>
                    </template>
                  </el-input>
                </template>
                <icon-select ref="iconSelectRef" @selected="selected" />
              </el-popover>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="菜单名称" prop="menuName">
              <el-input v-model="form.menuName" placeholder="请输入菜单名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="显示排序" prop="orderNum">
              <el-input-number
                v-model="form.orderNum"
                controls-position="right"
                :min="0"
              />
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType !== 3">
            <el-form-item>
              <template #label>
                <span>
                  <el-tooltip
                    content="选择是外链则路由地址需要以`http(s)://`开头"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon> </el-tooltip
                  >是否外链
                </span>
              </template>
              <el-radio-group v-model="form.isExternal">
                <el-radio
                  v-for="item in externalList"
                  :key="item.key"
                  :label="item.value"
                  >{{ item.label }}</el-radio
                >
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType !== 3">
            <el-form-item prop="path">
              <template #label>
                <span>
                  <el-tooltip
                    content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  路由地址
                </span>
              </template>
              <el-input v-model="form.path" placeholder="请输入路由地址" />
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType === 2">
            <el-form-item prop="component">
              <template #label>
                <span>
                  <el-tooltip
                    content="访问的组件路径，如：`system/user/index`，默认在`views`目录下"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  组件路径
                </span>
              </template>
              <el-input v-model="form.component" placeholder="请输入组件路径" />
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType !== 1">
            <el-form-item>
              <el-input
                v-model="form.permission"
                placeholder="请输入权限标识"
                maxlength="100"
              />
              <template #label>
                <span>
                  <el-tooltip
                    content="控制器中定义的权限字符，如：@PreAuthorize(`@permission.has('system:config:list')`)"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  权限字符
                </span>
              </template>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType === 2">
            <el-form-item>
              <el-input
                v-model="form.query"
                placeholder="请输入路由参数"
                maxlength="255"
              />
              <template #label>
                <span>
                  <el-tooltip
                    content='访问路由的默认传递参数，如：`{"id": 1, "name": "ry"}`'
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  路由参数
                </span>
              </template>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType == 2">
            <el-form-item>
              <template #label>
                <span>
                  <el-tooltip
                    content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  是否缓存
                </span>
              </template>
              <el-radio-group v-model="form.isCache">
                <el-radio
                  v-for="item in cacheList"
                  :key="item.key"
                  :label="item.value"
                  >{{ item.label }}</el-radio
                >
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType !== 3">
            <el-form-item>
              <template #label>
                <span>
                  <el-tooltip
                    content="选择隐藏则路由将不会出现在侧边栏，但仍然可以访问"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  显示状态
                </span>
              </template>
              <el-radio-group v-model="form.isVisible">
                <el-radio
                  v-for="item in visibleList"
                  :key="item.key"
                  :label="item.value"
                  >{{ item.label }}</el-radio
                >
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType !== 3">
            <el-form-item>
              <template #label>
                <span>
                  <el-tooltip
                    content="选择停用则路由将不会出现在侧边栏，也不能被访问"
                    placement="top"
                  >
                    <el-icon><QuestionFilled /></el-icon>
                  </el-tooltip>
                  菜单状态
                </span>
              </template>
              <el-radio-group v-model="form.status">
                <el-radio
                  v-for="item in menuStatusList"
                  :key="item.key"
                  :label="item.value"
                  >{{ item.label }}</el-radio
                >
              </el-radio-group>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Menu">
import { getCurrentInstance, nextTick, reactive, ref, toRefs } from "vue";
import { ElLoading, ElMessageBox } from "element-plus";
import * as menuApi from "@/api/system/menuApi";
import IconSelect from "./IconSelect";

const { proxy } = getCurrentInstance();

const externalList = ref([
  { key: 0, value: false, label: "否" },
  { key: 1, value: true, label: "是" },
]);
const visibleList = ref([
  { key: 0, value: false, label: "隐藏" },
  { key: 1, value: true, label: "显示" },
]);
const cacheList = ref([
  { key: 0, value: false, label: "不缓存" },
  { key: 1, value: true, label: "缓存" },
]);
const menuStatusList = ref([
  { key: 0, value: 0, label: "停用" },
  { key: 1, value: 1, label: "正常" },
]);
const columns = ref([
  { key: 0, label: "菜单名称", visible: true },
  { key: 1, label: "图标", visible: true },
  { key: 2, label: "排序", visible: true },
  { key: 3, label: "权限标识", visible: true },
  { key: 4, label: "组建路径", visible: true },
  { key: 5, label: "状态", visible: true },
  { key: 6, label: "创建时间", visible: true },
  { key: 7, label: "更新时间", visible: true },
]);

const menuList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const title = ref("");
const menuOptions = ref([]);
const isExpandAll = ref(false);
const refreshTable = ref(true);
const showChooseIcon = ref(false);
const iconSelectRef = ref(null);

const data = reactive({
  form: {},
  queryParams: {
    menuName: undefined,
    isVisible: undefined,
  },
  rules: {
    menuName: [
      { required: true, message: "菜单名称不能为空", trigger: "blur" },
    ],
    orderNum: [
      { required: true, message: "菜单顺序不能为空", trigger: "blur" },
    ],
    path: [{ required: true, message: "路由地址不能为空", trigger: "blur" }],
  },
});
const { queryParams, form, rules } = toRefs(data);

/** 查询菜单列表 */
function getList() {
  loading.value = true;
  menuApi
    .listMenu(queryParams.value)
    .then((res) => {
      console.log("-------------------");
      console.log(res);
      console.log("-------------------");
      menuList.value = proxy.handleTree(res.data, "menuId");
    })
    .finally(() => {
      loading.value = false;
    });
}

/** 查询菜单下拉树结构 */
async function getTreeSelect() {
  menuOptions.value = [];
  await menuApi.listMenu().then((res) => {
    const menu = { menuId: 0, menuName: "主类目", children: [] };
    menu.children = proxy.handleTree(res.data, "menuId");
    menuOptions.value.push(menu);
  });
}

/** 取消按钮 */
function cancel() {
  open.value = false;
  reset();
}

/** 表单重置 */
function reset() {
  form.value = {
    menuId: undefined,
    parentId: 0,
    menuName: undefined,
    icon: undefined,
    menuType: 1,
    orderNum: undefined,
    isExternal: 0,
    isCache: 0,
    isVisible: 0,
    status: 0,
  };
  proxy.resetForm("menuRef");
}

/** 根据menuStatus返回对应菜单状态 */
function getMenuStatus(status) {
  let menuStatus = "";
  menuStatusList.value.some((item) => {
    menuStatus = item.label;
    return status === item.value;
  });
  return menuStatus;
}

/** 展示下拉图标 */
function showSelectIcon() {
  iconSelectRef.value.reset();
  showChooseIcon.value = true;
}

/** 选择图标 */
function selected(name) {
  form.value.icon = name;
  showChooseIcon.value = false;
}

/** 关闭弹窗隐藏图标选择 */
function handleClose() {
  cancel();
  showChooseIcon.value = false;
}

/** 搜索按钮操作 */
function handleQuery() {
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

/** 新增按钮操作 */
async function handleAdd(row) {
  reset();
  await getTreeSelect();
  if (row != null && row.menuId) {
    form.value.parentId = row.menuId;
  } else {
    form.value.parentId = 0;
  }
  open.value = true;
  title.value = "添加菜单";
}

/** 展开/折叠操作 */
function toggleExpandAll() {
  refreshTable.value = false;
  isExpandAll.value = !isExpandAll.value;
  nextTick(() => {
    refreshTable.value = true;
  });
}

/** 修改按钮操作 */
async function handleUpdate(row) {
  reset();
  await getTreeSelect();
  menuApi.getMenu(row.menuId).then((res) => {
    form.value = res.data;
    open.value = true;
    title.value = "修改菜单";
  });
}

/** 提交按钮 */
let loadingInstance;
function submitForm() {
  proxy.$refs.menuRef.validate((valid) => {
    if (valid) {
      if (form.value.menuId !== undefined) {
        menuApi.updateMenu(form.value).then(() => {
          open.value = false;
          // 打开遮罩层
          loadingInstance = ElLoading.service({
            lock: true,
            text: "正在修改菜单设置，请稍候...",
            background: "rgba(0, 0, 0, 0.7)",
          });
          setTimeout("window.location.reload()", 1000);
          loadingInstance.close;
        });
      } else {
        menuApi.addMenu(form.value).then(() => {
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  ElMessageBox.confirm(
    `是否确认删除名称为"${row.menuName}"的数据项?`,
    "系统提示",
    {
      confirmButtonText: "确定",
      cancelButtonText: "取消",
      type: "warning",
    }
  )
    .then(() => menuApi.deleteMenu(row.menuId))
    .then(() => {
      getList();
    })
    .catch(() => {});
}

getList();
</script>
